JPS5241570A - Thermocouple thermometer - Google Patents

Thermocouple thermometer

Info

Publication number
JPS5241570A
JPS5241570A JP11749475A JP11749475A JPS5241570A JP S5241570 A JPS5241570 A JP S5241570A JP 11749475 A JP11749475 A JP 11749475A JP 11749475 A JP11749475 A JP 11749475A JP S5241570 A JPS5241570 A JP S5241570A
Authority
JP
Japan
Prior art keywords
thermocouple thermometer
thermocouple
transistor
cold junction
thermometer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP11749475A
Other languages
Japanese (ja)
Other versions
JPS5648052B2 (en
Inventor
Yutaka Wakasa
Fusatoshi Kataoka
Nobuo Kaieda
Kenji Kawakami
Yoshihiro Okano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yokogawa Electric Corp
Original Assignee
Yokogawa Hokushin Electric Corp
Yokogawa Electric Works Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yokogawa Hokushin Electric Corp, Yokogawa Electric Works Ltd filed Critical Yokogawa Hokushin Electric Corp
Priority to JP11749475A priority Critical patent/JPS5241570A/en
Publication of JPS5241570A publication Critical patent/JPS5241570A/en
Publication of JPS5648052B2 publication Critical patent/JPS5648052B2/ja
Granted legal-status Critical Current

Links

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  • Measuring Temperature Or Quantity Of Heat (AREA)

Abstract

PURPOSE:A thermocouple thermometer using a transistor as a temperature detecting element for cold junction and having a cold junction compensating circuit wherein the temperature characteristics of the transistor are approximated to those of a thermocouple.
JP11749475A 1975-09-29 1975-09-29 Thermocouple thermometer Granted JPS5241570A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11749475A JPS5241570A (en) 1975-09-29 1975-09-29 Thermocouple thermometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11749475A JPS5241570A (en) 1975-09-29 1975-09-29 Thermocouple thermometer

Publications (2)

Publication Number Publication Date
JPS5241570A true JPS5241570A (en) 1977-03-31
JPS5648052B2 JPS5648052B2 (en) 1981-11-13

Family

ID=14713107

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11749475A Granted JPS5241570A (en) 1975-09-29 1975-09-29 Thermocouple thermometer

Country Status (1)

Country Link
JP (1) JPS5241570A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4488824A (en) * 1982-05-14 1984-12-18 Mit Trading Corporation Method and apparatus for precision temperature measurement
US4718777A (en) * 1986-02-28 1988-01-12 John Fluke Mfg. Co., Inc. Isothermal block for temperature measurement system using a thermocouple
WO1995018361A1 (en) * 1993-12-28 1995-07-06 Eurotherm Controls, Inc. Improved method and apparatus for sensing a cold junction temperature
US5765949A (en) * 1996-12-19 1998-06-16 National Instruments Corporation Thermocouple measurement device with improved input ground characteristics
US5803604A (en) * 1996-09-30 1998-09-08 Exergen Corporation Thermocouple transmitter

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50117493A (en) * 1973-12-26 1975-09-13

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50117493A (en) * 1973-12-26 1975-09-13

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4488824A (en) * 1982-05-14 1984-12-18 Mit Trading Corporation Method and apparatus for precision temperature measurement
US4718777A (en) * 1986-02-28 1988-01-12 John Fluke Mfg. Co., Inc. Isothermal block for temperature measurement system using a thermocouple
WO1995018361A1 (en) * 1993-12-28 1995-07-06 Eurotherm Controls, Inc. Improved method and apparatus for sensing a cold junction temperature
US5484206A (en) * 1993-12-28 1996-01-16 Houldsworth; John Method and apparatus for sensing a cold junction temperature
US5803604A (en) * 1996-09-30 1998-09-08 Exergen Corporation Thermocouple transmitter
US5765949A (en) * 1996-12-19 1998-06-16 National Instruments Corporation Thermocouple measurement device with improved input ground characteristics

Also Published As

Publication number Publication date
JPS5648052B2 (en) 1981-11-13

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